Add 56/8 and 21/36
1st number: 7 0/8, 2nd number: 21/36
56/8 + 21/36 is 91/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 36 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
56/8 = 56 × 9/8 × 9 = 504/72 - Likewise, for the 2nd fraction, since 36 × 2 = 72,
21/36 = 21 × 2/36 × 2 = 42/72 - Add the two like fractions:
504/72 + 42/72 = 504 + 42/72 = 546/72 - 546/72 simplified gives 91/12
- So, 56/8 + 21/36 = 91/12
In mixed form: 77/12
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